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18 Cards in this Set
- Front
- Back
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Argon |
.93% |
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Carbon Dioxide |
.038% |
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Nitrogen |
78% |
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Oxygen |
21% |
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What is in Earths atmo? |
Trace gases and particles of liquids and solids. |
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2 sources of carbon dioxide |
Animal waste products, burning fossil fuels |
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What are trace gases |
Gases found in very small amounts |
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2 processes that use oxygen |
Life and fire |
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Is atmo always the same |
No, gases move in and out of living things |
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weather |
Condition of earths atmo at a particular place and time |
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Atmosphere (atmo) |
Envelope of gases that surrounds earth |
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Ozone |
Form of oxygen that has 3 oxygen atoms in each molecule instead of the usual 2 |
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Water vapor |
Water in form of a gas |
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Where is altitude greater |
Point A |
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Air pressure is greater where |
Point B |
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Density in air is greater where |
Point B |
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A cubic meter of air has less mass where |
Point A |
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3 properties of air |
Density, Pressure, and Mass |
